4in1
OpenDrone-hw·OpenESC-30x30·hardware/4in1.kicad_pcb
4in1 is an open source PCB design by OpenDrone-hw: a 6-layer, 41.6 × 42.5 mm board with 187 components (23 distinct parts). It is built around the AT32F421G8U7, NSG2065Q, INA186A3IDCKR, LMR54406DBVR and more. Filed under robotics & motion and wearables.
Open-source 4-in-1 AM32 ESC for FPV drones. 30.5x30.5 mm, 2-8S, one MCU per motor, CERN-OHL-S-2.0.
Open source 4-in-1 BLDC ESC with a 30.5 x 30.5 mm mounting pattern, part of the incutec OpenDrone line. Four independent motor controllers, each with its own MCU, gate driver and six MOSFETs, running AM32 and taking DShot over the standard 8-pin connector.
Technical write-up, part list and layout constraints: AGENTS.md.
What pairs with what, and what is available: opendrone.be.

Built around
Parts list
187 components, 23 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | AT32F421G8U7 ArteryTek | QFN-28_L4.0-W4.0-P0.40-TL-EP2.4 | U2, U5, U7, U9 |
| 4 | NSG2065Q WXNSIC | QFN-24_L4.0-W4.0-P0.50-TL-EP2.8 | U4, U6, U8, U10 |
| 1 | INA186A3IDCKR Texas Instruments | SOT-363_SC-70-6 | U12 |
| 1 | LMR54406DBVR Texas Instruments | SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BR | U13 |
| 1 | FTC160808S4R7MBCA cjiang | IND-SMD_L1.6-W0.8_FTC160865SR47MBCA | U14 |
| 1 | TLV76733DRVR Texas Instruments | WSON-6_L2.0-W2.0-P0.65-TL-EP | U15 |
| 24 | SP40N01GHNK Siliup | PDFN-8L_L6.0-W5.0-P1.27 | Q1, Q2, Q3, Q4, Q5, Q6, Q7, Q8 +16 |
| 1 | SM08B-SRSS-TB(LF)(SN) SM08B-SRSS-TB JST | JST_SM08B-SRSS-TB | J1 |
| 2 | ASR-S-3-0.2F 0.2mR Yezhan | R_2512_6332Metric | Rsense1, Rsense2 |
| 3 | TCC1206X7R475K500HT 4.7uF CCTC | C_1206_3216Metric | C2, C3, C6 |
| 2 | CL05A226MQ5QUNC 22uF Samsung Electro-Mechanics | C_0402_1005Metric | C4, C51 |
| 23 | 4.7uF | C_1206_3216Metric | C8, C9, C13, C14, C17, C18, C26, C27 +15 |
| 14 | CL05B104KB54PNC 100nF Samsung Electro-Mechanics | C_0402_WIDE | C32, C33, C34, C35, C36, C37, C38, C39 +6 |
| 1 | CC0402KRX7R6BB105 1uF YAGEO | C_0402_1005Metric | C42 |
| 2 | CL10A226MO7JZNC 22uF Samsung Electro-Mechanics | C_0603_1608Metric | C47, C86 |
| 22 | GRM033R6YA104KE14D 100nF muRata | C_0201_0603Metric | C48, C49, C50, C52, C54, C55, C57, C58 +14 |
| 24 | RC0201FR-0710KL 10k YAGEO | C_0201_0603Metric | R10, R12, R13, R15, R25, R27, R28, R30 +16 |
| 15 | 0201WMF1001TEE 1k UNI-ROYAL | C_0201_0603Metric | R11, R14, R26, R29, R32, R35, R47, R50 +7 |
| 9 | RC0201FR-0710KL 10k YAGEO | R_0201_0603Metric | R18, R19, R21, R22, R40, R41, R58, R59 +1 |
| 4 | AC0201FR-07220RL 220R YAGEO | R_0201_0603Metric | R20, R39, R57, R87 |
Show 3 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 24 | 0201WMF150JTEE 15R UNI-ROYAL | R_0201_0603Metric | R23, R24, R37, R38, R42, R43, R44, R45 +16 |
| 4 | RC0201FR-0710RL 10R YAGEO | R_0201_0603Metric | R84, R85, R86, R88 |
| 1 | RTT011153FTH 115k RALEC | R_0201_0603Metric | R120 |
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